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ChemicalBook >> CAS DataBase List >>1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride

1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride

CAS No.
70918-74-0
Chemical Name:
1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride
Synonyms
N-(1,4-BENZODIOXAN-2-CARBONYL)PIPERAZINE HYDROCHLORIDE;TIMTEC-BB SBB003004;Doxazosin iMpurity B;Doxazosin EP IMpurity B;Doxazosin Related CoMpound A;Doxazosin EP Impurity B(HCl);Doxazosin mesylate impurity B;1-[(2RS)-2,3-Dihydro-1,4-benzodioxi;Doxazosin EP Impurity B Hydrochloride;1,4-BENZODIOXAN-2-CARBONYL PIPERAZINE HCL
CBNumber:
CB2419783
Molecular Formula:
C13H17ClN2O3
Molecular Weight:
284.74
MDL Number:
MFCD00729051
MOL File:
70918-74-0.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 00:34:02
Product description Number Pack Size Price
Doxazosin Related Compound A certified reference material, pharmaceutical secondary standard PHR3313 50MG $640
Doxazosin Related Compound A 1225420 20mg $1390
2-(1-Piperazinylcarbonyl)-1,4-benzodioxane Hydrochloride >98.0%(HPLC) P1890 5g $22
2-(1-Piperazinylcarbonyl)-1,4-benzodioxane Hydrochloride >98.0%(HPLC) P1890 25g $68
N-(1,4-Benzodioxan-2-carbonyl)-piperazine hydrochloride Asreported 264212 2g $355
More product size

1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride Properties

Melting point 105-108°C
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
solubility DMSO (Slightly), Methanol (Slightly)
form powder to crystal
color White to Almost white
Stability Hygroscopic
Major Application pharmaceutical
InChI InChI=1S/C13H16N2O3.ClH/c16-13(15-7-5-14-6-8-15)12-9-17-10-3-1-2-4-11(10)18-12;/h1-4,12,14H,5-9H2;1H
InChIKey TUKBWYXLYINULI-UHFFFAOYSA-N
SMILES C12=CC=CC=C1OCC(C(=O)N1CCNCC1)O2.Cl
CAS DataBase Reference 70918-74-0(CAS DataBase Reference)
EWG's Food Scores 1
UNSPSC Code 41116107
NACRES NA.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)Health Hazard (GHS08)Environment (GHS09)
GHS06,GHS08,GHS09
Signal word  Danger
Hazard statements  H301+H311+H331-H373-H411
Precautionary statements  P273-P280-P301+P310-P302+P352+P312-P304+P340+P311-P314
target organs Liver
Hazard Codes  T;N,Xi,N,T
Risk Statements  23/24/25-48/22-51/53
Safety Statements  45-53-61
RIDADR  UN2811 - class 6.1 - PG 3 - EHS - Toxic solids, organic, n.o.s., HI: all
WGK Germany  WGK 3
Hazard Note  Irritant
HazardClass  6.1
PackingGroup  III
HS Code  2934990002
Storage Class 6.1D - Non-combustible acute toxic Cat.3
toxic hazardous materials or hazardous materials causing chronic effects
Hazard Classifications Acute Tox. 3 Dermal
Acute Tox. 3 Inhalation
Acute Tox. 3 Oral
Aquatic Chronic 2
STOT RE 2 Oral
REACH Registrations Inactive
NFPA 704
0
2 0

1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride price More Price(84)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich PHR3313 Doxazosin Related Compound A certified reference material, pharmaceutical secondary standard 70918-74-0 50MG $640 2026-04-30 Buy
Sigma-Aldrich 1225420 Doxazosin Related Compound A 70918-74-0 20mg $1390 2026-04-30 Buy
TCI Chemical P1890 2-(1-Piperazinylcarbonyl)-1,4-benzodioxane Hydrochloride >98.0%(HPLC) 70918-74-0 5g $22 2026-04-30 Buy
TCI Chemical P1890 2-(1-Piperazinylcarbonyl)-1,4-benzodioxane Hydrochloride >98.0%(HPLC) 70918-74-0 25g $68 2026-04-30 Buy
Usbiological 264212 N-(1,4-Benzodioxan-2-carbonyl)-piperazine hydrochloride Asreported 70918-74-0 2g $355 2026-06-03 Buy
Product number Packaging Price Buy
PHR3313 50MG $640 Buy
1225420 20mg $1390 Buy
P1890 5g $22 Buy
P1890 25g $68 Buy
264212 2g $355 Buy

1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride Chemical Properties,Uses,Production

Uses

1-[(2,3-Dihydro-1,4-benzodioxin-2-yl)carbonyl]piperazine Monohydrochloride (Doxazosin EP Impurity B) is an impurity of Doxazosin (D537500), a selective a1-adrenoceptor antagonist. Doxazosin relaxes smooth muscles of the prostate.

110-85-0
4739-94-0
70918-74-0
Synthesis of 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride from Piperazine and Ethyl 1,4-Benzodioxan-2-carboxylate

1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride Preparation Products And Raw materials

Global( 233)Suppliers
Supplier Tel Email Country ProdList Advantage
Capot Chemical Co.,Ltd.
+86-(0)57185586718 +86-13336195806 sales@capot.com China 29640 60
Chembon Pharmaceutical Co., Ltd.
+86-28-8425-2981 CHINA 722 55
Accela ChemBio Inc.
+1-858-6993322 info@accelachem.com United States 21193 58
Standardpharm Co. Ltd.
86-714-3992388 overseasales1@yongstandards.com United States 14332 58
Alchem Pharmtech,Inc.
8485655694 sales@alchempharmtech.com United States 63687 58
Wuhan Chemwish Technology Co., Ltd
027-67849912 sales@chemwish.com CHINA 10821 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49979 58
career henan chemical co
+86-0371-86658258 +8613203830695 factory@coreychem.com China 29792 58
SIMAGCHEM CORP
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Finetech Industry Limited
+86-27-8746-5837 +8619945049750 info@finetechnology-ind.com China 9539 58

View Lastest Price from 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride pictures 2019-12-27 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride
70918-74-0
$1.00 1KG 99% 200kg Career Henan Chemical Co
1-(1,4-benzodioxan-2-ylcarbonyl)piperazine hydrochloride N-[(1,4-Benzodioxin-2-yl)carbonyl]piperazine hydrochloride 2-(1-Piperazinylcarbonyl)-1,4-benzodioxane Hydrochloride 4-Benzodioxan-2-carbonyl)-piperazine hydrochloride Doxazosin Related Compound A (20 mg) (N-(1,4-benzodioxane-2-carbonyl)piperazine hydrochloride) Methanone,(2,3-dihydro-1,4-benzodioxin-2-yl)-1-piperazinyl-, hydrochloride (1:1) (2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)(piperazin-1-yl)Methanone hydrochloride N-(1,4-Benzodioxane-2-carbonyl)piperazine Hydrochloride Doxazosin EP IMpurity B N-[(1,4-Benzodioxane-2-yl)carboxyl] piperazine hydrochloride, >=98% N-(1,4-Benzodioxan-2-carbonyl)piperazinehydrochloride98% 1-(1,4-Benzodioxan-2-carbonyl)piperazine*HCl Doxazosin Related CoMpound A (2,3-Dihydrobenzo[1.4]dioxin-2-yl)piperazine-1-yl-methanone N-(2,3-Dihydro-1,4-Benzodioxane-2-Carbonyl)Piperazine HCl N-(1,4-Benzodioxan-2-carbonyl)piperazine hydrochloride 98% (2,3-Dihydro-benzo[1,4]dioxin-2-yl)piperazine- N-(1,4-BENZODIOXANE-2-CARBONYL) PIPERAZINE DIHYDRO 1-(2,3-DIHYDRO-1,4-BENZODIOXIN-2-YLCARBONYL)PIPERAZINE HCL RE-CREDIT RE-EXPORT OF QUALITY ISSUE-N (1 4 BENZODIOXAN-2-CARBONYL)-PIPERAZINE (2,3-DIHYDRO-BENZO[1,4]DIOXIN-2-YL)-PIPERAZIN-1-YL-METHANONE HYDROCHLORIDE (2,3-DIHYDRO-BENZO[1,4]DIOXIN-2-YL)PIPERAZINE-1-YL-METHANONE HYDROCHLORIDE 1,4-BENZODIOXAN-2-CARBONYL PIPERAZINE HCL 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochloride 1-(1,4-BENZODIOXANE-2-CARBONYL)PIPERAZINE HYDROCHLORIDE TIMTEC-BB SBB003004 N-(1,4-BENZODIOXAN-2-CARBONYL)-PIPERAZINE HCL N-[(1,4-BENZODIOXANE-2-YL)CARBONYL]PIPERAZINE HCL N-[(1,4-BENZODIOXANE-2-YL)CARBOXYL] PIPERAZINE HYDROCHLORIDE N-(2,3-DIHYDRO-1,4-BENZODIOXANE-2-CARBONYL)PIPERAZINE HYDROCHLORIDE N-[(1,4-benzodioxane-2-yl)carbonyl]piperazine hydrochloride 1-[(1,4-Benzodioxane-2-Yl)Carboxyl]Piperazine Hydrochloride 2,3,4a,8a-tetrahydro-1,4-benzodioxin-3-yl(1-piperazinyl)methanone hydrochloride Doxazosin Impurity 2(Doxazosin EP Impurity B) Doxazosin EP Impurity B monohydrochloride (2,3-DIHYDRO-BENZO[1,4]DIOXIN-2-YL)-PIPERAZIN-1-YL-METHANONE HCL 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydrochlorid 2-(1-Piperazinylcarbonyl)-1,4-benzodioxaneHydrochloride> 1-[(2RS)-2,3-Dihydro-1,4-benzodioxi Doxazosin EP Impurity B Hydrochloride Doxazosin EP Impurity B/ Doxazosin Related Compund A 1-(2,3-Dihydro-1,4-benzodioxin-2-ylcarbonyl)piperazine hydro... Doxazosin Related Compound A (N-(1,4-benzodioxane-2-carbonyl)piperazine hydrochloride) (1225420) Doxazosin EP Impurity B(HCl) Doxazosin USP Related Compound A as Hydrochloride Doxazosin Mesilate EP Impurity B as Hydrochloride Doxazosin EP Impurity B HCl (Doxazosin USP Related Compound A) 2-(1-Piperazinylcarbonyl)-1,4-benzodioxane Hydrochloride, ≥ 98.0% Doxazosin iMpurity B l-[(2,3-Dihydro-l,4-Benzodioxan-2-yl) Carbonyl] Piperazine Doxazosin mesylate impurity B Doxazosin Mesilate Impurity B as Hydrochloride Doxazosin Related Compound A as Hydrochloride N-(1,4-BENZODIOXAN-2-CARBONYL)PIPERAZINE HYDROCHLORIDE 70918-74-0 C13H16N2O3HClC13H17ClN2O3 C13H16N2O3HClC13H17ClN2 C13H17N2O3Cl
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